Request a Demo
Home   >   mailing lists

Re: BUG: ReadStream look-ahead exhausts local buffers when effective_io_concurrency>=64 - Mailing list pgsql-hackers

From Feike Steenbergen
Subject Re: BUG: ReadStream look-ahead exhausts local buffers when effective_io_concurrency>=64
Date
Msg-id CAK_s-G0EAZzDAzkQi8QxcpS=C1j0h=Xufi6ab-arA0j3rJhKBg@mail.gmail.com
Whole thread
In response to Re: BUG: ReadStream look-ahead exhausts local buffers when effective_io_concurrency>=64  (Feike Steenbergen <feikesteenbergen@gmail.com>)
List pgsql-hackers
Tree view


On Wed, 6 May 2026 at 14:24, Feike Steenbergen <feikesteenbergen@gmail.com> wrote:
> For now, the problem disappears again when switching to io_method='worker'

I spoke too soon it seems. It happens less frequently, but we do still have the issue even with io_method='worker'.
Reverting to io_method='sync' as I would expect that will solve the issue.

Feike

pgsql-hackers by date:

Previous
From: Feike Steenbergen
Date:
Subject: Re: BUG: ReadStream look-ahead exhausts local buffers when effective_io_concurrency>=64
Next
From: Tender Wang
Date:
Subject: Re: Remove inner joins based on foreign keys